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Date: Fri, 11 May 2012 10:55:39 -0700
Message-ID: <CAGH67wQnd7rwwUn1ep-3QJzYOdtQ5OayMvLVMBJvVCu6iPtBPg@mail.gmail.com>
From: Garrett Cooper <yanegomi@gmail.com>
To: Konstantin Belousov <kostikbel@gmail.com>
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Cc: svn-src-head@freebsd.org, Konstantin Belousov <kib@freebsd.org>,
	svn-src-all@freebsd.org, src-committers@freebsd.org,
	Andrey Chernov <ache@freebsd.org>
Subject: Re: svn commit: r235266 - head/lib/libc/stdlib
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On Fri, May 11, 2012 at 10:04 AM, Konstantin Belousov
<kostikbel@gmail.com> wrote:
> On Fri, May 11, 2012 at 06:54:32PM +0400, Andrey Chernov wrote:
>> Thanks, but in this two places old errno value should be saved across
>> free() because free() may damage it:
> I do not agree. free() cannot change errno.

    It might depending on the OS (logically it shouldn't, but I
digress), but there was some recent discussion on the POSIX list about
errno not being mangled via free:
http://austingroupbugs.net/view.php?id=385 .
Cheers,
-Garrett